socket: Fix typo in show_sock_addr

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
net: ifaddr -- Print address in human readable forms

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
socket: Use vprintip helper

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
net: Improve vprintip semantics

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>